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danolivo · danolivo · commit c15ed8be0dbe · 2019-05-21T16:40:15.000+05:00
diff --git a/contrib/pg_exchange/nodeDistPlanExec.c b/contrib/pg_exchange/nodeDistPlanExec.c
@@ -706,10 +706,14 @@ get_hostname(const char *sipaddr)
 	char *hostname;
 	struct addrinfo hintp;
 	struct addrinfo *result;
-
 	struct sockaddr_storage saddr;
 	int res;
 
+	MemSet(&hintp, 0, sizeof(hintp));
+	hintp.ai_socktype = SOCK_STREAM;
+	hintp.ai_family = AF_UNSPEC;
+	hintp.ai_flags = AI_ALL;
+
 	if ((res = pg_getaddrinfo_all(sipaddr, NULL, &hintp, &result)) != 0)
 		elog(FATAL, "Cannot resolve network address %s, error=%d.", sipaddr, res);
 	memcpy(&saddr, result->ai_addr, result->ai_addrlen);
